Hlavní navigace

Názor k článku Linux jako internetová gateway (7) od mARTin - Poznamka k DHCP: Toto je skopirovane priamo z README...

  • Článek je starý, nové názory již nelze přidávat.
  • 3. 3. 2004 8:08

    mARTin (neregistrovaný)

    Poznamka k DHCP:
    Toto je skopirovane priamo z README k verzii DHCP servera na Debian-e Woody:

    In order for dhcpd to work correctly with picky DHCP clients (e.g.,
    Windows 95), it must be able to send packets with an IP destination
    address of 255.255.255.255. Unfortunately, Linux changes an IP
    destination of 255.255.255.255 into the local subnet broadcast address
    (here, that's 192.5.5.223).

    Co by potvrdzovalo cast clanku o pridani smerovania na 255.255.255.255.

    Ale ked pozorny citatel cita dalej:

    This isn't generally a problem on Linux 2.2 and later kernels, since
    we completely bypass the Linux IP stack, but on old versions of Linux
    2.1 and all versions of Linux prior to 2.1, it is a problem - pickier
    DHCP clients connected to the same network as the ISC DHCP server or
    ISC relay agent will not see messages from the DHCP server. It *is*
    possible to run into trouble with this on Linux 2.2 and later if you
    are running a verson of the DHCP server that was compiled on a Linux
    2.0 system, though.

    A potom az nasleduje popisovany "workaround".

    Zaver: Kazdy kto rozbieha DHCP server na jadre 2.4.x a ma verziu DHCP servera 3, alebo viac, moze zabudnut na hratky s tym route.

    Opravte ma prosim, ak sa mylim, netestoval som to, co spravi pridanie toho smerovacieho zaznamu. Ale ma to prekvapilo, pretoze som to doteraz nikdy nepotreboval a Windows dostavaju IPcky.